Wed, 18 Jun 2025, 21:00 1750280408 | BY: SEVERAL CONTRIBUTORS
Map of today’s active volcanoes
Satellite image of Shiveluch volcano on 18 Jun 2025
Satellite image of Ibu volcano on 18 Jun 2025
Satellite image of Marapi volcano on 18 Jun 2025
The explosion from Dukono volcano this morning (image: PVMBG)
Shiveluch (Kamchatka): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 20 kts in SE direction.
The full report is as follows: VA AT 20250618/2000Z FL150 EXTD SE OBS VA DTG:18/2000Z to 15000 ft (4600 m)
Raung (East Java): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 14000 ft (4300 m) altitude or flight level 140 .
The full report is as follows: VA TO FL140 OBS AT 18/1410Z MOV SE OBS VA DTG:18/1410Z to 14000 ft (4300 m)
Ibu (Halmahera, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 6000 ft (1800 m) altitude or flight level 060 and is moving at 05 kts in NW direction.
The full report is as follows: VA TO FL060 LAST REPORTED AT 18/1041Z EST VA DTG:18/1620Z to 6000 ft (1800 m)
Lewotobi (Flores): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 53000 ft (16200 m) altitude or flight level 530 .
The full report is as follows: VA TO FL530 MOV SW, VA TO FL400 MOV S, VA TO FL350 MOV E to 53000 ft (16200 m)
Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 18/1019Z EST VA DTG:18/1110Z
Marapi (Western Sumatra, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 12000 ft (3700 m) altitude or flight level 120 .
The full report is as follows: VA TO FL120 REPORTED AT 18/1408Z OBS VA DTG:18/2030Z to 12000 ft (3700 m)
Dukono (Halmahera): (18 Jun) The eruptive activity of the volcano resumes.
At about 07:24 local time today, a vigorous explosion took place from the crater vent. A grey ash column released tephra material to an altitude of 2,300 meters towards the northwest.
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The PVMBG volcano observatory reported a seismic signal with a maximum amplitude of 32 mm and a duration of 76 seconds.
In order to mitigate risk, people are advised to avoid the area within a radius of 2 km from the crater.
Sangay (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 .
The full report is as follows: VA EM DTCTD to 21000 ft (6400 m)
Reventador (Ecuador): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: OCNL EM PSBL
Volcano Activity Summary for 18 Jun 2025:Currently erupting:Bagana (Bougainville Island, Papua New Guinea): eruption continues with lava flows (updated 31 Jan 2025)
Barren Island (Indian Ocean): Smithsonian / USGS Weekly Volcanic Activity Report (updated 30 Mar 2024)
Bezymianny (Kamchatka): Smithsonian / USGS Weekly Volcanic Activity Report (updated 25 Apr 2025)
Bulusan (Luzon Island, Philippines): Smithsonian / USGS Weekly Volcanic Activity Report (updated 29 Apr 2025)
Canlaon (Central Philippines): Smithsonian / USGS Weekly Volcanic Activity Report (updated 13 May 2025)
Copahue (Chile/Argentina): Volcanic Ash Advisory (updated 21 Oct 2024)
Dukono (Halmahera): vulcanian-sized explosions persist (updated 18 Jun 2025)
Ebeko (Paramushir Island): Smithsonian / USGS Weekly Volcanic Activity Report (updated 18 Jul 2024)
Erebus (Antarctica): active lava lake in summit crater (updated 8 Dec 2014)
Erta Ale (Danakil depression, Ethiopia): lava returned to northern pit crater, elevated activity continues (updated 30 Apr 2025)
Etna (Sicily, Italy): Smithsonian / USGS Weekly Volcanic Activity Report (updated 2 Jun 2025)
Fuego (Guatemala): Smithsonian / USGS Weekly Volcanic Activity Report (updated 6 Jun 2025)
Home Reef (Tonga Islands): Volcanic Ash Advisory (updated 18 Mar 2025)
Ibu (Halmahera, Indonesia): Volcanic Ash Advisory (updated 4 Feb 2025)
Iwo-jima (Volcano Islands): new submarine eruption (updated 21 Jul 2024)
Karymsky (Kamchatka): Smithsonian / USGS Weekly Volcanic Activity Report (updated 1 Sep 2024)
Kilauea (Hawai’i): impressive timelapse of 25th eruption with tall fountaining (updated 6 Jun 2025)
Krakatau (Sunda Strait, Indonesia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 14 Dec 2023)
Lewotobi (Flores): Volcanic Ash Advisory (updated 17 Jun 2025)
Lewotolo (Lesser Sunda Islands): Volcanic Ash Advisory (updated 17 Jun 2025)
Marapi (Western Sumatra, Indonesia): Volcanic Ash Advisory (updated 15 May 2025)
Masaya (Nicaragua): Smithsonian / USGS Weekly Volcanic Activity Report (updated 24 Oct 2019)
Merapi (Central Java, Indonesia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 30 Jan 2025)
Michael (South Sandwich Islands, UK): activity resumes; a thermal anomaly in the summit crater (updated 26 Oct 2023)
Nyamuragira (DRCongo): Smithsonian / USGS Weekly Volcanic Activity Report (updated 2 May 2025)
Nyiragongo (DRCongo): Smithsonian / USGS Weekly Volcanic Activity Report (updated 17 Apr 2024)
Poas (Costa Rica): Volcanic Ash Advisory (updated 25 Apr 2025)
Popocatépetl (Central Mexico): Volcanic Ash Advisory (updated 19 May 2025)
Reventador (Ecuador): Volcanic Ash Advisory (updated 24 Apr 2025)
Sabancaya (Peru): Volcanic Ash Advisory (updated 14 Feb 2023)
Sakurajima (Kyushu, Japan): Smithsonian / USGS Weekly Volcanic Activity Report (updated 2 Jun 2025)
Sangay (Ecuador): Volcanic Ash Advisory (updated 9 Jul 2024)
Santiaguito (Guatemala): Volcanic Ash Advisory (updated 23 Oct 2024)
Semeru (East Java, Indonesia): Volcanic Ash Advisory (updated 15 Apr 2025)
Shiveluch (Kamchatka): Volcanic Ash Advisory (updated 3 Jan 2025)
Stromboli (Eolian Islands, Italy): Smithsonian / USGS Weekly Volcanic Activity Report (updated 10 Feb 2025)
Suwanose-jima (Ryukyu Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 12 Jan 2024)
Tinakula (Santa Cruz Islands, Solomon Islands): eruption continues with lava flows from summit vent (updated 22 Mar 2024)
Yasur (Tanna Island, Vanuatu): Smithsonian / USGS Weekly Volcanic Activity Report (updated 12 Oct 2023)
Eruption warning / minor activity:Agung (Bali): Volcanic Ash Advisory (updated 18 Dec 2022)
Alaid (Atlasov Island, Northern Kuriles): Smithsonian / USGS Weekly Volcanic Activity Report (updated 30 Jan 2023)
Aoba (Vanuatu): Smithsonian / USGS Weekly Volcanic Activity Report (updated 14 Oct 2023)
Bardarbunga (Central Iceland): Smithsonian / USGS Weekly Volcanic Activity Report (updated 14 Jan 2025)
Callaqui (Central Chile and Argentina): Volcanic Ash Advisory (updated 28 Jan 2022)
Concepción (Nicaragua): Smithsonian / USGS Weekly Volcanic Activity Report (updated 18 May 2024)
Cotopaxi (Ecuador): Smithsonian / USGS Weekly Volcanic Activity Report (updated 5 Nov 2023)
Dempo (Sumatra): Smithsonian / USGS Weekly Volcanic Activity Report (updated 23 Nov 2024)
Dofen (Ethiopia): strong steam and mud eruptions from new vent (updated 5 Jan 2025)
Fantale (Ethiopia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 29 Dec 2024)
Gamalama (Halmahera): Smithsonian / USGS Weekly Volcanic Activity Report (updated 5 Jan 2024)
Great Sitkin (United States, Aleutian Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 9 Sep 2023)
Hekla (Iceland): Volcanic Ash Advisory (updated 16 Nov 2021)
Karangetang (Siau Island, Sangihe Islands, Indonesia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 9 Aug 2024)
Katmai (Alaska Peninsula, USA): Volcanic Ash Advisory (updated 12 Nov 2023)
Kerinci (Sumatra): Smithsonian / USGS Weekly Volcanic Activity Report (updated 17 Oct 2023)
Kikai (Ryukyu Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 31 Oct 2020)
Klyuchevskoy (Kamchatka): Smithsonian / USGS Weekly Volcanic Activity Report (updated 28 Apr 2025)
Korovin (Andreanof Islands, Aleutian Islands): Volcanic Ash Advisory (updated 4 Dec 2020)
Langila (New Britain, Papua New Guinea): Smithsonian / USGS Weekly Volcanic Activity Report (updated 5 Nov 2023)
Manam (Papua New Guinea): Smithsonian / USGS Weekly Volcanic Activity Report (updated 24 Feb 2024)
Matthew Island (France, Southwestern Pacific Ocean): Smithsonian / USGS Weekly Volcanic Activity Report (updated 17 Jul 2024)
Mayon (Luzon Island, Philippines): Smithsonian / USGS Weekly Volcanic Activity Report (updated 4 Feb 2024)
Nevado del Ruiz (Colombia): Volcanic Ash Advisory (updated 4 Jan 2024)
Nishino-shima (Volcano Islands, Japan): new aerial images (updated 6 Nov 2024)
Ol Doinyo Lengai (Tanzania): effusion of natrocarbonatite lava inside the pit crater in the northern main crater (updated 27 Aug 2021)
Puracé (Colombia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 22 Jan 2025)
Puyehue-Cordón Caulle (Central Chile and Argentina): Volcanic Ash Advisory (updated 29 Apr 2024)
Raung (East Java): Volcanic Ash Advisory (updated 24 Dec 2024)
Rincón de la Vieja (Costa Rica): Smithsonian / USGS Weekly Volcanic Activity Report (updated 29 Oct 2023)
Ruang (Sangihe Islands, Indonesia): significant changes to crater detected from satellite (updated 11 Sep 2024)
San Cristobal (Nicaragua): Smithsonian / USGS Weekly Volcanic Activity Report (updated 9 Jun 2024)
Seulawah Agam (Sumatra, Indonesia): Volcanic Ash Advisory (updated 16 Nov 2024)
Taal (Luzon, Philippines): Smithsonian / USGS Weekly Volcanic Activity Report (updated 3 Dec 2024)
Telica (Nicaragua): Smithsonian / USGS Weekly Volcanic Activity Report (updated 15 Jan 2025)
Tofua (Tonga Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 28 Apr 2024)
Ubinas (Peru): Smithsonian / USGS Weekly Volcanic Activity Report (updated 19 Nov 2023)
Ulawun (New Britain, Papua New Guinea): Smithsonian / USGS Weekly Volcanic Activity Report (updated 30 Nov 2023)
Villarrica (Central Chile): Smithsonian / USGS Weekly Volcanic Activity Report (updated 28 Dec 2024)